Built 2026-10-19 (19 October 2026)

Casas Viejas Threshold Days by Year (MXN00012017)

11 fixed thresholds counted per year at Casas Viejas (MXN00012017): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Casas Viejas Thresholds

  • Casas Viejas: days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 2011 with 86.
  • Casas Viejas: days with 25 mm (0.98 in) or more of precipitation in 33 years, most in 2008 with 39.
  • Casas Viejas: days with 50 mm (1.97 in) or more of precipitation in 21 years, most in 1973 with 14.
  • Casas Viejas: days with a maximum temperature at or above 30 C (86 F) in 16 years, most in 2008 with 366.
  • 11 fixed thresholds have at least one qualifying day at Casas Viejas.
16 years with a qualifying day
Days at or above 30 C (86 F) per year at Casas Viejas Days per year at Casas Viejas with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 366 in 2008. 01002003004001980: 2411981: 2521982: 1551987: 2561997: 2501998: 2281999: 2322000: 2582001: 3062003: 3482004: 3652008: 3662009: 3652010: 3652011: 3652012: 33519801982199719992001200420092011
Days per year at Casas Viejas with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 366 in 2008.
Days at or above 30 C (86 F) per year at Casas Viejas
YearDaysDecade average
1980241226
1981252226
1982155226
1987256226
1997250236.7
1998228236.7
1999232236.7
2000258334.7
2001306334.7
2003348334.7
2004365334.7
2008366334.7
2009365334.7
2010365355
2011365355
2012335355
First to last qualifying date each year at Casas Viejas For each year, a bar from the first to the last day at Casas Viejas meeting 30 C (86 F). 1980: 1 January 1980 to 31 December 19801981: 1 January 1981 to 31 December 19811982: 1 January 1982 to 31 December 19821987: 1 January 1987 to 29 December 19871997: 1 March 1997 to 31 December 19971998: 3 January 1998 to 31 December 19981999: 1 January 1999 to 31 December 19992000: 1 January 2000 to 31 December 20002001: 1 January 2001 to 31 December 20012003: 1 January 2003 to 31 December 20032004: 1 January 2004 to 31 December 20042008: 1 January 2008 to 31 December 20082009: 1 January 2009 to 31 December 20092010: 1 January 2010 to 31 December 20102011: 1 January 2011 to 31 December 20112012: 1 January 2012 to 30 November 201219801982199719992001200420092011JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Casas Viejas meeting 30 C (86 F).
First to last qualifying date each year at Casas Viejas
YearFirst dateLast date
19801980-01-011980-12-31
19811981-01-011981-12-31
19821982-01-011982-12-31
19871987-01-011987-12-29
19971997-03-011997-12-31
19981998-01-031998-12-31
19991999-01-011999-12-31
20002000-01-012000-12-31
20012001-01-012001-12-31
20032003-01-012003-12-31
20042004-01-012004-12-31
20082008-01-012008-12-31
20092009-01-012009-12-31
20102010-01-012010-12-31
20112011-01-012011-12-31
20122012-01-012012-11-30

Every Fixed Threshold

Fixed thresholds at Casas Viejas
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days163662008335
35 C (95 F): Days101912012191
90 F (32.2 C): Days163182012318
100 F (37.8 C): Days2320091
20 C (68 F): Tropical nights (min163652009350
25 C (77 F): Days with min21120084
10 mm (0.39 in): Days with 10 mm or more rain3386201172
25 mm (0.98 in): Days with 25 mm or more rain3339200831
50 mm (1.97 in): Days with 50 mm or more rain211419733
100 mm (3.94 in): Days with 100 mm or more rain7319931
200 mm (7.87 in): Days with 200 mm or more rain2119731

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1980.

Download the Data

  • Data for Casas Viejas threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).